class StringSpliteUtil {
  //将字符串切割成金额样式  比如1000000转成1.000.000  或  200000转成200.000
  //也可以将所有的.替换成,   这样就是以,分隔 比如1,000,000或者200,000
  // ignore: missing_return
  static String getMoneyStyleStr(String text) {
    try {
      if (text == null || text.isEmpty) {
        return "";
      } else {
        String temp = "";
        if (text.length <= 3) {
          temp = text;
          return temp;
        } else {
          int count = ((text.length) ~/ 3); //切割次数
          int startIndex = text.length % 3; //开始切割的位置
          if (startIndex != 0) {
            if (count == 1) {
              temp = text.substring(0, startIndex) +
                  "." +
                  text.substring(startIndex, text.length);
            } else {
              temp = text.substring(0, startIndex) + "."; //第一次切割0-startIndex
              int syCount = count - 1; //剩余切割次数
              for (int i = 0; i < syCount; i++) {
                temp += text.substring(
                    startIndex + 3 * i, startIndex + (i * 3) + 3) +
                    ".";
              }
              temp += text.substring(
                  (startIndex + (syCount - 1) * 3 + 3), text.length);
            }
          } else {
            for (int i = 0; i < count; i++) {
              if (i != count - 1) {
                temp += text.substring(3 * i, (i + 1) * 3) + ".";
              } else {
                temp += text.substring(3 * i, (i + 1) * 3);
              }
            }
          }
          return temp;
        }
      }
    } catch (e) {
      print(e);
    }
  }



  //将字符串按类似银行卡格式6210 xxxx xxxx xxxx xx的格式展示
  static getPayCodeStyleStr(String code){
    int length=code.length;
    int count=length~/4;
    int shengYu=length%4;
    String  result='';
    if(length<4){
      return code;
    }else{
      for(int i=0;i<count;i++){
        String temp= code.substring(i*4,(i+1)*4);
        result+=temp+" ";
      }
      result+=code.substring(length-shengYu,length);
      return result;
    }
  }


}
